think2011

;(function () {
    /**
     * 创建一个绝对定位的相对定位DOM
     * @param html
     * @param parent
     * @constructor
     */
    function CreateDom (html, parent) {
        this.dom = document.createElement('div');
        this.parent = document.querySelector(parent);

think2011

  window.log = function () {
        var args = [].slice.call(arguments);

        args.forEach(function (v, k) {
            if(typeof v === 'object') args[k] = JSON.stringify(v);
        });

        alert([].join.call(args, '\n'));
    };

think2011

/**
 * 切换元素显示状态
 *
 * @param btns {object} 定义要切换的元素组
 * @constructor
 * @example
 	var actions = new ChangeState({ a: ['#box', '#box2'], b: ['.box3']);
	actions.a();
 */
function ChangeState(btns) {

think2011

function previewImg(el, inputFile) {
    el.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod = scale)";
    el.filters("DXImageTransform.Microsoft.AlphaImageLoader").src = inputFile.value;
}

think2011

window.QUERYSTRING = (function () {
    var params = {},
        pair   = (window.location.search.substr(1)).split('&');

    if (pair[0]) {
        for (var i = 0; i < pair.length; i++) {
            var pos = pair[i].split('=');

            params[pos[0]] = decodeURIComponent(pos[1]);
        }

think2011

    /**
     * 替换字符串 ${}
     * @param obj
     * @returns {String}
     * @example
     * '我是${str}'.render({str: '测试'});
     */
    String.prototype.render = function (obj) {
        var str = this, reg;

think2011

window.getRouteParams = function () {
    var params = [],
        routes = (window.location.pathname).split('/');

    for(var i = 0; i < routes.length; i++) {
        if(routes[i]) params.push(routes[i]);
    }

    return params;
};

think2011

window.closeWindow = function () {
    window.open('', '_self', '');
    window.close();
};

think2011

/**
 * 给图片打文字水印
 * @param img Object||String
 * @param opt
 * @constructor
 */
function Watermark(img, opt) {
    this.opt = opt;

think2011

/**
 * 轮询ajax请求
 * @param fn
 * @param [delay = 500]
 * @constructor
 * @example
 *  var pa = new PollAjax(function (continueNext, done) {
        $.get('../')
            .done(function (data) {
                if (data.success) {